Kari Argillander
599033b7b0
It is lot easier to work with automatic formatters if we have external files in different folder. For some tools we can example just exclude external all together. Co-authored-by: Kari Argillander <kari.argillander@fidelix.com>
100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/**
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* \file
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*
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* \brief Program memory access
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*
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* Copyright (c) 2010 Atmel Corporation. All rights reserved.
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*
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* \asf_license_start
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*
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* \page License
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. The name of Atmel may not be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* 4. This software may only be redistributed and used in connection with an
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* Atmel microcontroller product.
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*
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* THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
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* EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* \asf_license_stop
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*
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*/
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#ifndef UTILS_PROGMEM_H
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#define UTILS_PROGMEM_H
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/**
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* \defgroup group_xmega_utils_progmem Program memory
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*
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* \ingroup group_xmega_utils
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*
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* \{
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*/
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/*! \name Program memory
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*
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* Macros for locating and accessing data in program memory.
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*
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* @{
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*/
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#if defined(__GNUC__) || defined(__DOXYGEN__)
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# include <avr/pgmspace.h>
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# define PROGMEM_LOCATION(type, name, loc) \
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type name __attribute__((section (#loc)))
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# define PROGMEM_DECLARE(type, name) const type name __attribute__((__progmem__))
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# define PROGMEM_STRING(x) PSTR(x)
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# define PROGMEM_STRING_T PGM_P
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# define PROGMEM_T const
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# define PROGMEM_PTR_T const *
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# define PROGMEM_BYTE_ARRAY_T uint8_t*
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# define PROGMEM_WORD_ARRAY_T uint16_t*
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# define PROGMEM_READ_BYTE(x) pgm_read_byte(x)
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# define PROGMEM_READ_WORD(x) pgm_read_word(x)
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#elif defined(__ICCAVR__)
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# include <pgmspace.h>
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# ifndef __HAS_ELPM__
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# define _MEMATTR_ASF __flash
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# else /* __HAS_ELPM__ */
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# define _MEMATTR_ASF __hugeflash
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# endif /* __HAS_ELPM__ */
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# define PROGMEM_LOCATION(type, name, loc) const _MEMATTR_ASF type name @ loc
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# define PROGMEM_DECLARE(type, name) _MEMATTR_ASF type name
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# define PROGMEM_STRING(x) ((_MEMATTR_ASF const char *)(x))
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# define PROGMEM_STRING_T char const _MEMATTR_ASF *
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# define PROGMEM_T const _MEMATTR_ASF
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# define PROGMEM_PTR_T const _MEMATTR_ASF *
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# define PROGMEM_BYTE_ARRAY_T uint8_t const _MEMATTR_ASF *
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# define PROGMEM_WORD_ARRAY_T uint16_t const _MEMATTR_ASF *
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# define PROGMEM_READ_BYTE(x) *(x)
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# define PROGMEM_READ_WORD(x) *(x)
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#endif
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//! @}
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/**
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* \}
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*/
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#endif /* UTILS_PROGMEM_H */
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